638962512

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{433}}^2$

素因数の和:948

約数の個数: 60

約数和(自身を含む): 1677776544

約数和(自身を除く): 1038814032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 433, 568, 852, 866, 1136, 1299, 1704, 1732, 2598, 3408, 3464, 5196, 6928, 10392, 20784, 30743, 61486, 92229, 122972, 184458, 187489, 245944, 368916, 374978, 491888, 562467, 737832, 749956, 1124934, 1475664, 1499912, 2249868, 2999824, 4499736, 8999472, 13311719, 26623438, 39935157, 53246876, 79870314, 106493752, 159740628, 212987504, 319481256, 638962512]

約数ペア:

[(1, 638962512), (2, 319481256), (3, 212987504), (4, 159740628), (6, 106493752), (8, 79870314), (12, 53246876), (16, 39935157), (24, 26623438), (48, 13311719), (71, 8999472), (142, 4499736), (213, 2999824), (284, 2249868), (426, 1499912), (433, 1475664), (568, 1124934), (852, 749956), (866, 737832), (1136, 562467), (1299, 491888), (1704, 374978), (1732, 368916), (2598, 245944), (3408, 187489), (3464, 184458), (5196, 122972), (6928, 92229), (10392, 61486), (20784, 30743)]